JP2002355951A5 - - Google Patents

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JP2002355951A5
JP2002355951A5 JP2002088178A JP2002088178A JP2002355951A5 JP 2002355951 A5 JP2002355951 A5 JP 2002355951A5 JP 2002088178 A JP2002088178 A JP 2002088178A JP 2002088178 A JP2002088178 A JP 2002088178A JP 2002355951 A5 JP2002355951 A5 JP 2002355951A5
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インク転写部に使用されるローラ(３，７，８)の相対位置を調節することによって、回転印刷機によって印刷された画像を調整するための方法であって、
これらのローラの少なくとも１つのローラ(７，８)を、その作動駆動部(Ｍ１，Ｍ２，Ｍ３，Ｍ４)によって独立に又は一緒に移動させることができ、その結果、印刷工程に使用されるローラ(３，７，８)を互いに対して動かすことができ、
少なくとも１つのカメラ(Ｋ)によって、印刷用材料ウエブ(１７)の上に印刷された画像(１０)を走査して撮像し、撮像による画像を電気式の制御調整ユニット(１３)に順番に送り、
制御調整ユニット(１３)によって、印刷された画像又はその一部の撮像による画像を調べ、転写の完全さについて評価し、
印刷された画像又はその一部の撮像による画像が完全に示されるまで又は示されている限り、制御調整ユニット(１３)によって、印刷及びインク付け工程に使用されるローラ(３，７，８)のうちの少なくとも１つのローラの作動駆動部用の信号を発生させることを特徴とする方法。A method for adjusting an image printed by a rotary printing machine by adjusting a relative position of rollers (3, 7, 8) used in an ink transfer unit,
At least one of these rollers (7, 8) can be moved independently or together by means of its actuation drive (M1, M2, M3, M4), so that the rollers used in the printing process (3, 7, 8) can be moved relative to each other,
The image (10) printed on the printing material web (17) is scanned and imaged by at least one camera (K), and the captured images are sequentially sent to the electric control adjustment unit (13). ,
The control and adjustment unit (13) examines the printed image or an image of a part thereof, evaluates the completeness of the transfer,
Rollers (3, 7, 8) used in the printing and inking process by the control and adjustment unit (13) until the printed image or an image of a part of it is completely or until shown Generating a signal for the actuating drive of at least one of the rollers. ローラ(３，７，８)の幾何学寸法、又は、これらの幾何学寸法から導かれるローラ(３，７，８)の相対位置を知る制御プログラムによる前記作動駆動部への信号によって、ローラ(３，７，８)の位置を互いに対して仮調整し、
次いで、順番に撮像した画像を前記カメラによって制御調整ユニット(１３)に送り、
次いで、印刷された画像又はその一部の撮像による画像が完全に示されるまで又は示されるとき、前記制御調整ユニットによって、印刷及びインク付け工程に使用されるローラ(３，７，８)の少なくとも１つのローラの作動駆動部用の信号を発生させる、請求項１に記載の方法。Depending on the geometric dimensions of the rollers (3, 7, 8) or the signals to the actuating drive by a control program that knows the relative positions of the rollers (3, 7, 8) derived from these geometric dimensions, the rollers ( 3,7,8) temporarily adjust the position relative to each other,
Next, images taken in order are sent to the control adjustment unit (13) by the camera,
Then, until or when the printed image or an image of a part of it is shown completely, at least one of the rollers (3, 7, 8) used in the printing and inking process by the control adjustment unit 2. A method according to claim 1, wherein a signal for the actuating drive of one roller is generated. 印刷される画像のデジタル化された所望輪郭を記憶ユニットに記憶し、
制御調整ユニット(１３)の比較器において、印刷された画像の撮像による画像とデジタル化された所望輪郭とを比較し、
この比較により、印刷された画像の撮像による画像と記憶されている所望輪郭とが一致するまで又は示されるとき、制御調整ユニット(１３)によって、印刷又はインク付け工程に使用されるローラの作動駆動部用の信号を発生させる、請求項１又は２に記載の方法。Storing the digitized desired contour of the image to be printed in a storage unit;
In the comparator of the control adjustment unit (13), the image obtained by taking the printed image is compared with the digitized desired contour;
By this comparison, the control adjustment unit (13) activates the rollers used in the printing or inking process until the image from the image of the printed image matches the stored desired contour or is indicated. The method according to claim 1 or 2, wherein a signal for a part is generated. 評価又は計算ユニット(１３)によって、印刷された画像の種々のセグメント(１８)における反射光の強さをローラ位置に対応して決定し、それにより、印刷工程における典型的な光強さ曲線を、印刷された画像の種々のセグメントについて観測することができ、
印刷された画像(１０)の種々のセグメント(１８)の所定部分が特定の光強さ曲線(１９)を示すまで、制御調整ユニット(１３)によって、印刷又はインク付け工程に使用されるローラ(３，７，８)の作動駆動部(Ｍ１，Ｍ２，Ｍ３，Ｍ４)用の信号を発生させる、請求項１又は２に記載の方法。The evaluation or calculation unit (13) determines the intensity of the reflected light in the various segments (18) of the printed image corresponding to the roller position, so that a typical light intensity curve in the printing process is obtained. Can observe various segments of the printed image,
Rollers used in the printing or inking process by the control adjustment unit (13) until predetermined portions of the various segments (18) of the printed image (10) show a specific light intensity curve (19). 3. A method according to claim 1 or 2, wherein a signal for the actuating drive (M1, M2, M3, M4) of 3, 7, 8) is generated. 印刷すべき未印刷材料(１７)から反射した光の強さと、印刷された画像(１０)の種々のセグメント(１８)における反射光の強さとの差を求め、
評価及び計算ユニット(１３)によって、印刷された画像のセグメントにおける前記差又はコントラスト値(ｋｉ)をローラの相対位置に対応して決定し、それにより、印刷工程に典型的な同様の光強さ曲線又はコントラスト値曲線を、印刷された画像の種々のセグメントについて観測することができ、
印刷された画像(１０)の種々のセグメント(１８)の所定部分が、特定の光強さ曲線又はコントラスト値曲線(１９)を示すまで、制御調整ユニット(１３)によって、印刷又はインク付け工程に使用されるローラ(３，７，８)の作動駆動部(Ｍ１，Ｍ２，Ｍ３，Ｍ４)用の信号を発生させる、請求項１又は２に記載の方法。Determining the difference between the intensity of the light reflected from the unprinted material (17) to be printed and the intensity of the reflected light in the various segments (18) of the printed image (10);
An evaluation and calculation unit (13) determines the difference or contrast value (ki) in the segment of the printed image corresponding to the relative position of the rollers, so that a similar light intensity typical of the printing process. Curves or contrast value curves can be observed for various segments of the printed image,
Until a predetermined portion of the various segments (18) of the printed image (10) exhibits a specific light intensity curve or contrast value curve (19), the control and adjustment unit (13) will enter the printing or inking process. 3. The method according to claim 1, wherein a signal is generated for the actuating drive (M1, M2, M3, M4) of the roller (3, 7, 8) used. 印刷された画像(１０)又はその少なくとも一部分を、少なくとも１つのカラーカメラ(Ｋ)によって撮像する、請求項３〜５の何れか１項に記載の方法。  The method according to any one of claims 3 to 5, wherein the printed image (10) or at least a part thereof is imaged by at least one color camera (K). 印刷された画像(１０)又はその少なくとも一部分を、少なくとも１つのカラーカメラ(Ｋ)によって撮像し、
コンピュータによって、少なくとも１つの色の光強さ曲線又はコントラスト値曲線をローラ位置に対応して決定し、
印刷された画像(１０)の種々のセグメント(１８)の所定部分が特定の色強さ曲線(１９)を示すまで、制御調整ユニット(１３)によって、印刷又はインク付け工程に使用されるローラ(３，７，８)の作動駆動部(Ｍ１，Ｍ２，Ｍ３，Ｍ４)用の信号を発生させる、請求項４又は５に記載の装置及び方法。A printed image (10) or at least a part thereof is imaged by at least one color camera (K);
A computer determines a light intensity curve or contrast value curve of at least one color corresponding to the roller position;
Rollers used in the printing or inking process by the control adjustment unit (13) until predetermined portions of the various segments (18) of the printed image (10) show a specific color intensity curve (19). 6. The device and method according to claim 4 or 5, wherein a signal for the actuating drive (M1, M2, M3, M4) of 3, 7, 8) is generated. いくつかの色の光強さの値又はコントラスト値(１９)を制御調整ユニットによってプロットし、
光強さの値又はコントラスト値(１９)から導き出された座標に基づいて、これらの値をコンピュータによって別の座標系に変換し、
これらの座標のうちの少なくとも１つの選択をローラの相対位置に対応して決定し、
印刷された画像(１０)の種々のセグメント(１８)の所定部分が特定の座標曲線を示すまで、制御調整ユニット(１３)によって、印刷又はインク付け工程に使用されるローラ(３，７，８)の作動駆動部(Ｍ１，Ｍ２，Ｍ３，Ｍ４)用の信号を発生させる、請求項７に記載の方法。Plot the light intensity value or contrast value (19) of several colors by the control adjustment unit,
Based on the coordinates derived from the light intensity values or contrast values (19), these values are converted by the computer into another coordinate system,
Determining at least one of these coordinates corresponding to the relative position of the roller;
The rollers (3, 7, 8) used in the printing or inking process by the control adjustment unit (13) until predetermined portions of the various segments (18) of the printed image (10) show a specific coordinate curve. 8) generating a signal for the actuating drive (M1, M2, M3, M4). 印刷された画像の反射光の光又は色の強さから導かれた値(ｋｉ)を規準化する、請求項４、５、７又は８の何れか１項に記載の方法。  9. A method according to any one of claims 4, 5, 7 or 8, wherein the value (ki) derived from the light or color intensity of the reflected light of the printed image is normalized. 印刷された画像の反射光の光又は色の強さから導かれた値(ｋｉ)を、印刷又はインク付け工程に使用されるローラ(３，７，８)の位置に対応してプロットし、それをコンソール又はスクリーンの上で見られるようにする、請求項４、５、７、８又は９の何れか１項に記載の方法。  Plotting the value (ki) derived from the reflected light or color intensity of the printed image corresponding to the position of the rollers (3, 7, 8) used in the printing or inking process; 10. A method according to any one of claims 4, 5, 7, 8 or 9, wherein it is viewed on a console or screen. いくつかの印刷ユニットを有する場合において、各印刷ユニットを、別々の測定工程に基づいて調整する、請求項１乃至１０の何れか１項に記載の方法。  11. A method according to any one of claims 1 to 10, wherein in the case of having several printing units, each printing unit is adjusted based on a separate measuring step. いくつかの印刷ユニットを、１つの測定工程に基づいて調整する、請求項１乃至１０の何れか１項に記載の方法。  11. A method according to any one of claims 1 to 10, wherein several printing units are adjusted based on one measuring step. 印刷された画像の撮像による画像(１０)と印刷される画像の所望輪郭とが一致するローラ(３，７，８)の幾何学的な相対位置を決定し、
印刷された画像の種々のセグメントの所定部分が特定の強さ曲線又はコントラスト曲線を示すまで、記憶装置に記憶する、請求項１乃至１２の何れか１項に記載方法。Determining the geometric relative position of the rollers (3, 7, 8) at which the image (10) from the image of the printed image matches the desired contour of the printed image;
13. A method according to any one of the preceding claims, wherein the storage device stores until predetermined portions of the various segments of the printed image exhibit a specific intensity curve or contrast curve. 印刷工程に使用されるローラ(３，７，８)の追加の調整中、少なくとも２つのローラ(３，７，８)の間に少なくとも１つの過剰印刷を生じさせる、請求項１乃至１３の何れか１項に記載の方法。  14. At least one overprinting occurs between at least two rollers (3, 7, 8) during further adjustment of the rollers (3, 7, 8) used in the printing process. The method according to claim 1. 過剰印刷を生じさせたローラ(３，７，８)間に行き渡るように圧力を付与し、付与した圧力を再び減少させて過剰印刷を終了させる、請求項１４に記載の方法。  15. The method according to claim 14, wherein pressure is applied across the rollers (3, 7, 8) that caused overprinting, and the applied pressure is reduced again to terminate overprinting. 付与した圧力を減少させた後、ローラ(３，７，８)を互いに対して再び移動させ、それにより、圧力を再び付与する、請求項１５に記載の方法。  16. A method according to claim 15, wherein after reducing the applied pressure, the rollers (3, 7, 8) are moved again relative to each other, whereby the pressure is applied again. 印刷工程に使用されるローラ(３，７，８)の相対位置を調節することによって、印刷される画像を調整する回転印刷機であって、
これらのローラの少なくとも１つのローラ(７，８)をそれ用の作動駆動部(Ｍ１、Ｍ２、Ｍ３、Ｍ４)によって独立に又は一緒に移動させることにより、印刷工程に使用されるローラ(３，７，８)を互いに対して動かすことができ、
印刷すべき未印刷材料（１７）の上に印刷された画像（１０）を記録して、記録された画像を電気的評価及び計算ユニット(１３)に送る少なくとも１つのカメラ(Ｋ)を有し、
評価及び計算ユニット(１３)は、印刷された画像又はその一部の記録画像を評価し、印刷された画像又はその一部の記録画像における色転写の完全さを調べ、
印刷された画像又はその一部の記録画像が完全に示されるまで、印刷及びインク付け工程に使用されるローラ(３，７，８)の少なくとも１つのローラの作動駆動部用の信号を発生させるように、評価及び計算ユニット(１３)が構成されることを特徴とする回転印刷機。A rotary printing machine that adjusts the image to be printed by adjusting the relative position of the rollers (3, 7, 8) used in the printing process,
By moving at least one of these rollers (7, 8) independently or together by means of an actuating drive (M1, M2, M3, M4) therefor, the rollers (3, 3) used in the printing process 7,8) can be moved relative to each other,
Having at least one camera (K) for recording the printed image (10) on the unprinted material (17) to be printed and sending the recorded image to the electrical evaluation and calculation unit (13) ,
The evaluation and calculation unit (13) evaluates the printed image or part of the recorded image, checks the completeness of the color transfer in the printed image or part of the recorded image,
Generate a signal for the actuating drive of at least one of the rollers (3, 7, 8) used in the printing and inking process until the printed image or part of the recorded image is completely shown. Thus, a rotary printing machine comprising an evaluation and calculation unit (13). 前記作動駆動部は、印刷工程に使用されるローラ(３，７，８)を確実に平行にさせる別々の調整装置を有する、請求項１７に記載の回転印刷機。  18. The rotary printing press according to claim 17, wherein the actuating drive has a separate adjusting device that ensures that the rollers (3, 7, 8) used in the printing process are parallel.
JP2002088178A 2001-03-27 2002-03-27 Apparatus and method for adjusting an image of a flexographic printing press Expired - Fee Related JP4363819B2 (en)

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DE10115134.9 2001-03-27
DE10115134 2001-03-27
DE10145957.2 2001-09-18
DE10145957.2A DE10145957B4 (en) 2001-03-27 2001-09-18 Apparatus and method for adjusting the printed image in a flexographic printing machine

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JP2002355951A5 true JP2002355951A5 (en) 2005-09-15
JP4363819B2 JP4363819B2 (en) 2009-11-11

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EP (2) EP1666252B1 (en)
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AT (1) ATE306395T1 (en)
CA (1) CA2379013C (en)
DE (3) DE10145957B4 (en)
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